| 101 | KOHINOOR MINERALS & MINING PRIVATE LIMITED - U13209WB2008PTC127708 |
| 102 | KRRISH IRON & STEEL PRIVATE LIMITED - U13201WB2007PTC113600 |
| 103 | LAS MINING PRIVATE LIMITED - U13206WB2010PTC141962 |
| 104 | LDC METAL & MINERALS PRIVATE LIMITED - U13100WB2012PTC182699 |
| 105 | M J M MINERALS PRIVATE LIMITED - U13209WB2005PTC101576 |
| 106 | MAA BHUBANESWARI MINERALS & METALS PVT LTD - U13100WB2006PTC108621 |
| 107 | MAA TARINI ORES PRIVATE LIMITED - U13100WB2005PTC104818 |
| 108 | MAHADEV SPONGE & MINING PRIVATE LIMITED - U13201WB2003PTC097535 |
| 109 | MAHESHWARAM MINES & MINERALS PRIVATE LIMITED - U13100WB2011PTC158244 |
| 110 | MAJARIA STEEL PRIVATE LIMITED - U13100WB2009PTC133409 |
| 111 | MALERMETA MINING & METAL COMPANY PRIVATE LIMITED - U13209WB2011PTC159746 |
| 112 | MANI MINING INDUSTRIES PRIVATE LIMITED - U13203WB2009PTC137117 |
| 113 | MANISH FERRO TECH PRIVATE LIMITED - U13100WB2009PTC134712 |
| 114 | MANPASAND MINERALS PRIVATE LIMITED - U13209WB2005PTC101714 |
| 115 | MAYAPUTRA SERVICES PRIVATE LIMITED - U13209WB1999PTC089575 |
| 116 | MAYUR BAUXITE INDIA PRIVATE LIMITED - U13200WB2011PTC169074 |
| 117 | MAYUR EXPLORATION INDIA PRIVATE LIMITED - U13209WB2010PTC153935 |
| 118 | MAYUR IRON ORE INDIA PRIVATE LIMITED - U13100WB2011PTC169095 |
| 119 | METMIN PRIVATE LIMITED - U13203WB2016PTC210278 |
| 120 | MICA & MICANITE PRODUCTS PVT LTD - U13209WB1986PTC041356 |
| 121 | MIDNAPORE MINERALS PVT LTD - U13209WB1962PTC025628 |
| 122 | MINERAL CALCINATORS (INDIA)PVT LTD - U13203WB1984PTC037538 |
| 123 | MINING & ENGINEERING PVT LTD - U13100WB1954PTC022047 |
| 124 | MISHRA NATURAL RESOURCES PRIVATE LIMITED - U13100WB2008PTC131229 |
| 125 | MITRA S.K.CARGO INSPECTION PVT LTD - U13205WB1971PTC028089 |